Single-player games like RD Mars
Below are 9 single-player Steam games similar to RD Mars, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like RD Mars page.
Ranked picks
- 1
Scarred Stars: Traumatic Edition
Single-player alternative to RD Mars — playable solo, no multiplayer required. Shares Action and Indie with RD Mars.
Scarred Stars: Traumatic edition begins by you entering an amusement park from hell and you must escape with your sanity - if you can! Adventure through a ruined amusement park with a dark past. Escape monsters and discover multiple endings in this survival horror game!
- 2
Never Forgotten
Single-player alternative to RD Mars — playable solo, no multiplayer required. Shares Action and Indie with RD Mars.
A uniquely stylised survival-horror adventure game. Explore a dying world, averting enemies, managing your resources, and solving puzzles.
- 3
Last Bloody Snack
Single-player alternative to RD Mars — playable solo, no multiplayer required. Shares Indie and Adventure with RD Mars.
Cody, haunted by psychological demons, envisions a monstrous threat eliminating all he hates.
- 4
Beneath the Quiet: Where It Ends
Single-player alternative to RD Mars — playable solo, no multiplayer required. Shares Action and Indie with RD Mars.
Beneath The Quiet: Where It Ends is a first-person psychological horror game. After a bank ultimatum forces you back to your childhood home in Miskolc, Hungary, you return to pack up the past, only to uncover buried trauma, unsettling memories, and a mind you can no longer trust.
- 5
Airborne Justice
Single-player alternative to RD Mars — playable solo, no multiplayer required. Shares Action and Indie with RD Mars.
Airborne Justice is a shoot 'em up that pays homage to classics from the golden age of video games. Take control of a helicopter, fight enemies, and restore peace to the skies!
- 6
Super Lone Survivor
Single-player alternative to RD Mars — playable solo, no multiplayer required. Shares Action and Indie with RD Mars.
The masked protagonist must escape the city ravaged by disease, by any means necessary. Use stealth to scavenge food, or kill everything in your path. Nurture your mental health or descend into madness. How you survive is up to you.
- 7
Vigil: The Longest Night
Single-player alternative to RD Mars — playable solo, no multiplayer required. Shares Action and Indie with RD Mars.
Embark on a journey through the longest night with Leila, a valiant member of the Vigilant Order. Delve into the hidden truths shrouded in eternal darkness, unravel the mystery surrounding Leila's enigmatic sister, and confront the eldritch horrors lurking in a world that has lost the light of day.
- 8
ZERO PROTOCOL
Single-player alternative to RD Mars — playable solo, no multiplayer required. Shares Action and Adventure with RD Mars.
In this immersive sci-fi thriller, you will experience the atmosphere of classic 3D games as you solve puzzles, follow an intriguing non-linear storyline, and engage in battles with monsters.
- 9
Lucid: Parables of the Ubermensch
Single-player alternative to RD Mars — playable solo, no multiplayer required. Shares Action and Indie with RD Mars.
A 2D platformer themed around esoteric and philosophical dreams.